Learn to sere your hardest serve ever with this scientically tested technique that will teach you how to add 10-20 mph to your serve all while preventing injuries and strengthening your shoulder. The video, training charts, and training manual will explain in complete detail each step of the process to help you reach your full potential as a tennis player. The serve is the most important shot in tennis and this app will help you make it a weapon to win more matches and tournaments. Used by tennis professionals, college players, league players, and amateurs.
免費玩Tennis Serve Harder APP玩免費
免費玩Tennis Serve Harder App
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Tennis Serve Harder APP QRCode
| 熱門國家 | 系統支援 | 版本 | 費用 | APP評分 | 上架日期 | 更新日期 |
|---|---|---|---|---|---|---|
| 未知 | Android Google Play | 1.0 App下載 | USD$9.99 | 1970-01-01 | 2015-03-11 |
